Specifications 

Summarise

Brand - Amazfit, Model - Amazfit GTR 3 Pro, Watch Size - 46mm, Cellular Network - No, Dial Shape - Round, Display Size - 1.45 Inch, Display Type - AMOLED, Display Resolution - 480 x 480, Display Protection - Tempered glass, Anti-fingerprint coating, Camera - No, Loudspeaker - Yes, Microphone - Yes, Sport Modes - 150+ Sports Modes, Waterproof - Yes, Waterproof Rating/Level - 5 ATM, Water Resistant - Yes, Dustproof - No, Blood Pressure - No, Blood Oxygen - Yes, Heart Rate - Yes, Sensors - Health: BioTracker 3.0 PPG biometric sensor (supports blood-oxygen, 6PD + 1LED), Movement: Acceleration sensor, Gyroscope sensor, Geomagnetic sensor, Barometric altimeter, Ambient light sensor, Temperature sensor, Positioning: Dual-band & 5 satellite positioning, Connection, Electrical Heart Sensor (ECG App) - No, Optical Heart Sensor - No, Activity Tracker - Yes, Button - 2, Wi-Fi - Yes, Bluetooth - Yes, Bluetooth Version - Bluetooth 5.0, GPS - Yes, Connectivity - Bluetooth, Battery - 450 mAh, Charging Method/Port - Magnetic charging base, Body Materials - Aluminum alloy, Number of Straps - 1, Strap/Band Materials - Leather, Body Color - Brown, Band Color - Brown, OS & Version - Android & iOS, Watch Dimension - 46 x 46 x 10.7mm, Weight - 32 gm, Others - Display PPI: 331, Motor: Linear motor, Classic Navigation Crown: Support. Theoretical Charging Duration Approx. 2 hours Typical Usage Scenario Battery Life Up to 12 days Battery Saver Mode Battery Life Up to 30 days Heavy Usage Scenario Battery Life Up to 6 days GPS Continuous Usage Scenario Battery Life Up to 35 hours. Strap: Colors & Materials Brown Leather - Leather Infinite Black - Fluoroelastomer Quick release Width 22mm Min. & ax. Wrist Dimensions 155-218mm Buckle Classic pin buckle.Android 7.0 and above, iOS 12.0 and above. Zepp App., Features - Health Feature: Test Four Health Metrics in One Tap, Smart 24-hour Monitoring of Blood-oxygen Levels, A Simple Health Overview with PAI Health Assessment, Monitor Heart Rate All Day & While Swimming, In-Depth Monitoring Of Sleep & Sleep Breathing Quality, When the pressures of daily life start to pile up, or you want the comfort of having planned ahead, the Amazfit GTR 3 Pro is there for you. Stress Level Monitoring & Measurement. Sports Feature: The Amazfit GTR 3 Pro can intelligently recognize your motions and begin recording related sports data, as soon as you begin any of these eight sports: Outdoor Running, Treadmill, Walking, Indoor Walking, Outdoor Cycling, Pool Swimming, Rowing Machine, and Elliptical., Warranty - 1 Year (Warranty should be claimed with box including all accessories), Country of Origin - China, Made in/ Assemble - China